Home / 2,200.91-3,301.50-968.90

Finding the Fourth Proportional to 2,200.91, 3,301.50 and 968.90

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Solution

The fourth proportional to 2,200.91, 3,301.50 and 968.90 is: 1,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.91 : 3,301.50 = 968.90 : x
  2. Step 2: Convert to fraction form
    2,200.91/3,301.50 = 968.90/x
  3. Step 3: Cross multiply
    2,200.91x = 3,301.50 × 968.90
  4. Step 4: Simplify right side
    2,200.91x = 3,198,823.35
  5. Step 5: Solve for x
    x = 3,198,823.35/2,200.91
  6. Step 6: Final answer
    x = 1,453.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.